SPARKLER LED lightbar TBDA2 series is brand new style lightbar totally designed and produced in Senken, the lightbar has standard size at 48″, other sizes could be customized; Middle section would be with LED lightheads, as well as the speaker with a speaker shell. Very beaufiful and high light output, the lightbar would be used for any emergency vehicles such as police, fire rescue, ambulance and offroad ect.